The world of caviar is one of luxury, an intricate harvesting process and high-priced tins of the delicacy. The United States produced 18 metric tons, or nearly 40,000 pounds, of caviar in 2018.

(“Harvesting” is a euphemism for killing the fish to extract the eggs. There are experimental methods that spare the sturgeon’s life, but experts say the resulting caviar is subpar.) Until ...

Though the world of caviar has vastly changed, the criteria for what makes good caviar hasn’t. Draxler judges caviar by egg ...

The era of farmed caviar has led to cross-breeding sturgeon in pursuit of the finest eggs. One example is the Kaluga hybrid, ...